📜  Neo4j函数和数据类型

📅  最后修改于: 2020-11-23 09:20:17             🧑  作者: Mango

Neo4j CQL函数和数据类型

Neo4j CQL功能

Neo4jCQL功能列表:

Index Function Usage
1. STRING They are used to work with string literals.
2. Aggregation They are used to perform some aggregation operations on CQL query results.
3. Relationship They are used to get details of relationships such as startnode, endnode, etc.

Neo4j CQL数据类型

Neo4j CQL数据类型类似于Java语言数据类型。它们用于定义节点或关系的属性。

Neo4j CQL数据类型的列表:

Index CQL Data Type Usage
1. Boolean It is used to represent Boolean literals: True, False.
2. byte It is used to represent 8-bit integers.
3. short It is used to represent 16-bit integers.
4. int It is used to represent 32-bit integers.
5. long It is used to represent 64-bit integers.
6. float Float is used to represent 32-bit floating-point numbers.
7. double Double is used to represent 64-bit floating-point numbers.
8. char Char is used to represent 16-bit characters.
9. String String is used to represent strings.